CA112975A - Ressort de porte - Google Patents

Ressort de porte

Info

Publication number
CA112975A
CA112975A CA000112975A CA112975DA CA112975A CA 112975 A CA112975 A CA 112975A CA 000112975 A CA000112975 A CA 000112975A CA 112975D A CA112975D A CA 112975DA CA 112975 A CA112975 A CA 112975A
Authority
CA
Canada
Prior art keywords
door spring
door
spring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000112975A
Other languages
English (en)
Inventor
John A. Fretz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA112975A publication Critical patent/CA112975A/fr
Expired legal-status Critical Current

Links

CA000112975A 1908-05-13 1908-05-13 Ressort de porte Expired CA112975A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA112975T 1908-05-13

Publications (1)

Publication Number Publication Date
CA112975A true CA112975A (fr) 1908-07-14

Family

ID=45232700

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000112975A Expired CA112975A (fr) 1908-05-13 1908-05-13 Ressort de porte

Country Status (1)

Country Link
CA (1) CA112975A (fr)

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